On 01/12/16 07:45, Majun wrote:
> From: MaJun <majun...@huawei.com>
> For current ITS driver, two level table (indirect route) is enabled when the 
> memory used
> for LPI route table over the limit(64KB * 2) size. But this function impact 
> the 
> performance of LPI interrupt actually because need more time to look up the 
> table.

Are you implying that your ITS doesn't have a cache to lookup the most
active devices, hence performing a full lookup on each interrupt?

Anyway, doing this as a DT quirk doesn't feel right. Please use the ITS
quirk infrastructure.


Jazz is not dead. It just smells funny...

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